---
title: "Get the contents of the mempool."
method: GET
path: "/v1/chains/{chainID}/mempool"
tags: ["chains"]
---

# Get the contents of the mempool.

`GET /v1/chains/{chainID}/mempool`

## Path parameters

- `chainID` string, string, required

## Response `200`

stream of JSON representation of the requests in the mempool

## Other responses

- `401` — Unauthorized (Wrong permissions, missing token)

## Changes

> 50 revisions in range; 1 could not be searched.

- **2024-03-05** `56aa9ad36772` — 1 breaking, 2 info
  - removed the media type `application/json` for the response with the status `401`
  - added the media type `application/octet-stream` for the response with the status `200`
  - added the media type `application/octet-stream` for the response with the status `401`
- **2023-10-09** `941031977ad7` — 1 info
  - endpoint added
- **2023-02-13** `1041f915f260` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/iotaledger/apis/wasp-api/changes/v1/chains/:chainID/mempool/get.md)

---

[API](https://skmtc.dev/iotaledger/apis/wasp-api.md) · [All operations](https://skmtc.dev/iotaledger/apis/wasp-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/iotaledger/wasp-api/revisions/994a6c93b890/schema)